Finding the Third Proportional to 140,871 and 293,388

Step by Step Solution

1. Step 1: Write the proportion equation
   140,871 : 293,388 = 293,388 : x
2. Step 2: Convert to fraction form
   140,871/293,388 = 293,388/x
3. Step 3: Cross multiply
   140,871x = 293,388 × 293,388
4. Step 4: Simplify right side
   140,871x = 86,076,518,544
5. Step 5: Solve for x
   x = 86,076,518,544/140,871
6. Step 6: Final answer
   x = 611,030.79